Patents by Inventor David A. Kropp

David A. Kropp has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20200062408
    Abstract: Aspects of the present disclosure can be embodied in a systems for heating an exterior surface of a bulk medium. In one example, the system includes two or more coupling strips spaced apart from one another and attached to the bulk medium. Each of the coupling strips has a multi-layer structure extending along a surface of the bulk medium that forms, in combination with the bulk medium, an electrical transmission line. The multi-layer structure includes a first dielectric layer over the bulk medium, a conductive layer over the first dielectric layer, a second dielectric layer over the conductive layer, and a conductive shielding layer over the second dielectric layer. A power control system is coupled to the conductive layer of each of the coupling strips and to the bulk medium. The power control system is configured to heat the bulk medium by providing current to the coupling strips.
    Type: Application
    Filed: August 27, 2019
    Publication date: February 27, 2020
    Inventors: Alexandru Bratianu-Badea, Ruben Toubiana, Christopher Buenrostro, Sean David Kropp
  • Patent number: 9189812
    Abstract: A kiosk for leasing carpet cleaning machines to customers comprises a storage unit and an electronic input device. The storage unit is configured to house a carpet cleaning device and comprises a locking portion and an electronically controlled lock. The electronically controlled lock is able to, alternatively, lock and unlock the locking portion. The storage unit is configured such that the carpet cleaning machine can be secured thereto by electronically locking the locking portion, and such that the carpet cleaning machine can be removed from or returned to the storage unit when the locking portion is unlocked. The electronic input device is adapted and configured to obtain a code key from a customer and to cause the electronically controlled lock to unlock the locking portion following the receipt of the code key without any remote communication with any other non-customer device external to the kiosk.
    Type: Grant
    Filed: October 9, 2013
    Date of Patent: November 17, 2015
    Assignee: Rug Doctor, LLC
    Inventors: David A. Kropp, Timothy J. Wall
  • Patent number: 9135767
    Abstract: A self-service kiosk enables customers to conduct rental transactions for carpet cleaning machines without the need of assistance from store personnel. The kiosk comprises a housing having several stalls or bays that hold and display carpet cleaning machines and carpet cleaning accessories for rental. The kiosk controls whether such carpet cleaning machines and carpet cleaning accessories can be removed from or returned to the kiosk. The kiosk also optionally includes a control panel for conducting a rental transaction. The self-service kiosk may also include automatic dispensing of cleaning products purchased by the customer at the kiosk. Still further, the self-serve kiosk may include shelving for holding cleaning products that can be purchased separately at a checkout counter.
    Type: Grant
    Filed: June 11, 2013
    Date of Patent: September 15, 2015
    Assignee: Rug Doctor, LLC
    Inventors: David A. Kropp, Timothy J. Wall, Michael E. Shin
  • Publication number: 20140100972
    Abstract: A kiosk for leasing carpet cleaning machines to customers comprises a storage unit and an electronic input device. The storage unit is configured to house a carpet cleaning device and comprises a locking portion and an electronically controlled lock. The electronically controlled lock is able to, alternatively, lock and unlock the locking portion. The storage unit is configured such that the carpet cleaning machine can be secured thereto by electronically locking the locking portion, and such that the carpet cleaning machine can be removed from or returned to the storage unit when the locking portion is unlocked. The electronic input device is adapted and configured to obtain a code key from a customer and to cause the electronically controlled lock to unlock the locking portion following the receipt of the code key without any remote communication with any other non-customer device external to the kiosk.
    Type: Application
    Filed: October 9, 2013
    Publication date: April 10, 2014
    Inventors: David A. Kropp, Timothy J. Wall
  • Publication number: 20130270979
    Abstract: A self-service kiosk enables customers to conduct rental transactions for carpet cleaning machines without the need of assistance from store personnel. The kiosk comprises a housing having several stalls or bays that hold and display carpet cleaning machines and carpet cleaning accessories for rental. The kiosk controls whether such carpet cleaning machines and carpet cleaning accessories can be removed from or returned to the kiosk. The kiosk also optionally includes a control panel for conducting a rental transaction. The self-service kiosk may also include automatic dispensing of cleaning products purchased by the customer at the kiosk. Still further, the self-serve kiosk may include shelving for holding cleaning products that can be purchased separately at a checkout counter.
    Type: Application
    Filed: June 11, 2013
    Publication date: October 17, 2013
    Inventors: David A. Kropp, Timothy J. Wall, Michael E. Shin
  • Patent number: 8483871
    Abstract: A self-service kiosk enables customers to conduct rental transactions for carpet cleaning machines without the need of assistance from store personnel. The kiosk comprises a housing having several stalls or bays that hold and display carpet cleaning machines and carpet cleaning accessories for rental. The kiosk controls whether such carpet cleaning machines and carpet cleaning accessories can be removed from or returned to the kiosk. The kiosk also optionally includes a control panel for conducting a rental transaction. The self-service kiosk may also include automatic dispensing of cleaning products purchased by the customer at the kiosk. Still further, the self-serve kiosk may include shelving for holding cleaning products that can be purchased separately at a checkout counter.
    Type: Grant
    Filed: November 23, 2011
    Date of Patent: July 9, 2013
    Assignee: Rug Doctor, Inc.
    Inventors: David A. Kropp, Timothy J. Wall, Michael E. Shin
  • Publication number: 20120130535
    Abstract: A self-service kiosk enables customers to conduct rental transactions for carpet cleaning machines without the need of assistance from store personnel. The kiosk comprises a housing having several stalls or bays that hold and display carpet cleaning machines and carpet cleaning accessories for rental. The kiosk controls whether such carpet cleaning machines and carpet cleaning accessories can be removed from or returned to the kiosk. The kiosk also optionally includes a control panel for conducting a rental transaction. The self-service kiosk may also include automatic dispensing of cleaning products purchased by the customer at the kiosk. Still further, the self-serve kiosk may include shelving for holding cleaning products that can be purchased separately at a checkout counter.
    Type: Application
    Filed: November 23, 2011
    Publication date: May 24, 2012
    Applicant: RUG DOCTOR, INC.
    Inventors: David A. Kropp, Timothy J. Wall, Michael E. Shin
  • Patent number: 6115714
    Abstract: A method for invoking an action on a multi-dimensional database includes associating a procedure with a plurality of cells and invoking the procedure when at least one cell in the plurality is accessed. The method may be embodied on an article of manufacture.
    Type: Grant
    Filed: March 20, 1998
    Date of Patent: September 5, 2000
    Assignee: Kenan Systems Corp.
    Inventors: Mary Clara Gallagher, Brian James McGill, Alan David Kropp